<%@page contentType="text/html; charset=UTF-8" language="java" %>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>表达式实例1</title>
</head>
<%!
    String url="exp.jsp";
%>
<body>
<a href="<%=url%>">点击跳转</a>
</body>
</html>